Did you ever notice that highly stressed fasteners like rod, main, and head bolts don't use any locking devices? These critical fasteners stay tight by being stretched-they work like clamps. If a ...

Without exception, the biggest headache for repair shops anywhere (and among the top 10 for car owners) are locking wheel nuts. If you bought your current ride new from almost any of the over 3,200 ...

Recently, we had our 2005 Toyota RAV4 taken in for its regularly scheduled maintenance, which included rotating the tires. Each tire has a locking lug nut, and when I picked up the car, my mechanic ...

Q: Does the auto industry have any plans to provide one odd-sized lug nut for each wheel to deter theft? T.G., New Lenox, Ill. A: One odd-size lug nut would probably do nothing to stop a determined ...

The free-spinning locknut turns freely onto a bolt until seated against a base. Further tightening of the nut produces locking action. Operating principles of all these nuts are similar. When the ...